Scala configuration environment variable windows

scala download the official website URL: http: //www.scala-lang.org/download/ 

1, download-2.10.4.msi Scala

2, click to install scala, the default installation path

3, configure the environment variables
   (1) Configure user variables
    SCALA_HOME
    C: \ Program Files (x86) \ Scala
   (2) Configuration Path, add a word
   SCALA_HOME%% \ bin;% SCALA_HOME% \ JRE \ bin;
   (. 3) arranged CLASSPATH
   ;. SCALA_HOME%% \ bin;% SCALA_HOME% \ lib \ Dt.jar; SCALA_HOME%% \ lib \ the tools.jar .;

4. Verify scala